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Paper Machine Headbox

Device that evenly distributes pulp slurry onto the forming wire with precise jet-to-wire speed ratio control. Essential component of paper forming section classified under HTS 8439.20.00.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8439.91Lower: 12.5% vs 37.5%

If when imported as replacement part rather than with complete machine

Parts of paper machinery have separate classification provisions.

8413.91.90Same rate: 37.5%

If standalone pulp pump without headbox forming function

Pumps classified by function regardless of paper industry application.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Document slice nozzle dimensions and dilution control systems proving headbox function

• Include basis weight range capability (20-500 gsm) in technical specifications

• Specify hydraulic vs rectifier roll headbox design for proper statistical reporting